Home / 26,327.99-39,471.33-13,188.98

Finding the Fourth Proportional to 26,327.99, 39,471.33 and 13,188.98

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Solution

The fourth proportional to 26,327.99, 39,471.33 and 13,188.98 is: 19,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,327.99 : 39,471.33 = 13,188.98 : x
  2. Step 2: Convert to fraction form
    26,327.99/39,471.33 = 13,188.98/x
  3. Step 3: Cross multiply
    26,327.99x = 39,471.33 × 13,188.98
  4. Step 4: Simplify right side
    26,327.99x = 520,586,730.08
  5. Step 5: Solve for x
    x = 520,586,730.08/26,327.99
  6. Step 6: Final answer
    x = 19,773.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.